Astronomers using the W. M. Keck Observatory tracked the “rain” of charged water particles into the atmosphere of Saturn and found the extent of the ring-rain is far greater, and falls across larger areas of the planet, than previously thought. The work reveals the rain influences the composition and temperature structure of parts of Saturn’s [continue reading]

A new analysis of data from NASA’s Cassini spacecraft suggests that Saturn’s moons and rings are gently worn vintage goods from around the time of our Solar System’s birth. Saturn, the second largest planet in the Solar System, has a prominent ring system and at least 62 moons. This does not include the hundreds of [continue reading]